Finding the Third Proportional to 3,931,257.75 and 8,409,024.75
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Solution
The third proportional to 3,931,257.75 and 8,409,024.75 is: 17,987,041.74
Step by Step Solution
- Step 1: Write the proportion equation
3,931,257.75 : 8,409,024.75 = 8,409,024.75 : x - Step 2: Convert to fraction form
3,931,257.75/8,409,024.75 = 8,409,024.75/x - Step 3: Cross multiply
3,931,257.75x = 8,409,024.75 × 8,409,024.75 - Step 4: Simplify right side
3,931,257.75x = 70,711,697,246,112.56 - Step 5: Solve for x
x = 70,711,697,246,112.56/3,931,257.75 - Step 6: Final answer
x = 17,987,041.74
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.